Calendar of Natural Phenomena. 4733 



1. Field Spiders appear in numbers. 



Redwings (Turd us iliacus) and Fieldfares (T. pilaris) last seen. 



2. Seven-spotted Ladybird (Coccinella 1 -punctata) appears. 

 Elder (Sambucus nigra) leafs. 



Common Honeysuckle (Lonicera periclymenum) leafs. 



3. House-flies (Musca domestica) appear in rooms without a fire. 

 Spurge Laurel [Daphne Laureola) flowers. 



4. Spiders shoot their webs. 

 Rooks build. 



5. Cuckoo-Pint (Arum maculatum) unfolds its leaves. 



Holly (Ilex aquifolium) mined by the larva of Phytomyza aqui- 

 folia, a Dipterous insect. 



6. Alder (Alnus viscosa) flowers. 

 Gossamer (Aranea aeronautica) appears. 



Water Vole, Water Rat (Arvicola amphibius) comes abroad. 

 Tufted Duck (Fuligula cristata) visits us. 



7. Starling (Sturnus vulgaris) resumes his song. 

 Greenfinch (Coccothraustes chloris), song commences. 



8. Jay (Garrulus glandarius) pairs. 



9. Wallflower (Cheiranthus fruticulosus) flowers. 

 10 and 11. Heavy snow. 



13. White Willow (Salix alba), catkins open. 



14. Lesser Periwinkle (Vinca minor) flowers. 



15. Arbor-vitae flowers. 



16. Goldilocks (Ranunculus auricomus) flowers. 



17. Lungwort (Pulmonaria officinalis) flowers. 

 Woodlark (Alauda arborea), song commences. 



18. Gooseberry (Ribes grossularia) leafs. 

 Aspen (Populus tremula) flowers. 



19. Polyanthus (Primula polyantha) flowers. 

 Common Ladybird (Coccinella variabilis) appears. 



20. Goldencrested Wren (Regulus auricapillus), song commences. 

 Primrose (Primula vulgaris) flowers. 



Brimstone Butterfly (Gonepteryx Rhamni) appears. 

 Stock Dove (Columba cenas) coos. 

 Scarlet Satin-mite (Trombidium holosericeum) appears. 

 21 et seq. E. winds and sleet. 



21. Diving Duck (Fuligula ?) last seen. 



23. Ivy (Hedera Helix), berries ripen. 



24. Song Thrush (Turdus musicus) builds. 



25. Dog's Mercury (Mercurialis perennis) flowers. 



XIII. 2 D 



